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Today I Learned

Short notes on things I’ve picked up while building. One idea per entry, written down so I don’t have to learn it twice.

Oct 24, 2026 <bdi> stops .NET from turning into NET. in Arabic textWhy Latin terms with punctuation flip inside right-to-left text, and the one-element fix.
Oct 24, 2026 One Worker, one site, and a 404 for every unknown subdomainWildcard DNS, routes with no Worker attached, and run_worker_first.
Oct 23, 2026 .assetsignore decides what a Cloudflare Worker publishesEverything in the assets directory goes live, dot-folders included. One file controls it.